Table 3. Brevetoxin concentrations in various live fish species captured in the St. Joseph Bay region during the 2004 bottlenose dolphin UME.

Common Name	Genus species	Main Diet	n =	Muscle	Liver	Stomach Contents	Viscera	Whole fish
Scaled sardine	Harengula jaguana	Plankton	1	18			<dl – 185
Sheepshead	Archosargus probatocephalus	Benthic invert.	4	<dl – 18	65 – 3709	6 – 613
Spot	Leiostomus xanthurus	Benthic invert.	8	<dl – 35			33 – 133	7755
Gulf kingfish	Menticirrhus littoralis	Benthic invert.	2	<dl			<dl – 31
Northern kingfish	Menticirrhus saxatilis	Benthic invert.	7	<dl			35 – 77
Pinfish	Lagodon rhomboides	Omnivore	1				4005
Spotted seatrout	Cynoscion nebulosus	Piscivore	7	<dl – 414	<dl – 4655	<dl – 3955
Leatherjacket	Oligoplites saurus	Piscivore	2	<dl			61 – 109
Southern flounder	Paralichthys lethostigma	Piscivore	1	6			90
Bluefish	Pomatomus saltatrix	Piscivore	10	<dl – 45			<dl – 141
Spanish mackerel	Scomberomorus maculatus	Piscivore	23	<dl – 24
Burrfish	Chilomycterus schoepfii	Carnivore	1				3985
Gulf flounder	Paralichthys albigutta	Carnivore	1				<dl

Data are expressed as ng brevetoxin/g and all analyses were conducted by ELISA or RBA.